Answer:
Explanation:There are two different types of crust: thin oceanic crust that underlies the ocean basins, and thicker continental crust that underlies the continents. These two different types of crust are made up of different types of rock.
Answer:
Acid rain
Once the primary pollutants enter the atmosphere, they mix with the water vapor droplets in the air to create smog - this is where the term smog originates, it is a combination of the words "smoke" and "fog." As it mixes with the water vapor, the sulfur dioxide molecules undergo a number of chemical reactions, and
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Answer:
Education is an important topic in Mark Mathabane’s autobiography because when he was growing up in South Africa, the apartheid system made it very difficult for a black child to get anything close to an adequate education. The experiences Mathabane relates, however, extend far beyond attending school.
The role of African traditional culture, which Mark (previously Johannes) learned from his mother, also played a significant role. His mother could not read but had learned and transmitted the cultural information orally. From his mother, he also learned optimism about his own place in the world and the possibilities for black Africans in their country, which helped counter the negativity his father held and expressed.
